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Driver.java
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Driver.java
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import java.util.Scanner;
public class Driver {
private static int threads = 4, resolutionSelection = 1;
private static double x = -0.875, y = 0, zoom = 1;
public static void runMenu(){
Scanner sc = new Scanner(System.in);
String input;
boolean userInputValid = false;
System.out.println("Hello!\n\n");
do{
System.out.println("Would you like to run the default settings? (y/n)\nThis would produce a picture at 1080p, with no zoom (1x), a center coordinate of (-0.875, 0), and using 4 threads.");
input = sc.next();
if(input.toLowerCase().charAt(0) != 'y' && input.toLowerCase().charAt(0) != 'n'){
System.out.println("Invalid input, please try again.\n");
}else{
userInputValid = true;
}
}while(!userInputValid);
if(input.equals("n")){
zoom = validateInputDouble("Please enter the zoom factor (1x, 1.5x, 2x, 4x, etc):", sc);
x = validateInputDouble("Please enter the x coordinate:", sc);
y = validateInputDouble("Please enter the y coordinate:", sc);
threads = validateInputInt("Please enter the number of threads to use (keeping in mind the number of cores and threads of your CPU):", sc);
resolutionSelection = validateInputInt("Please select a resolution:\n1. 1080 (1920x1080)\n2. 4K (3840x2160)\n3. 16K (15360x8640)\n4. 32K (30720x17280)", sc, 1, 4);
}
sc.close();
}
public static void main(String[] args) {
if(args.length == 0){
runMenu();
}
if(args.length >= 1) {
zoom = Double.parseDouble(args[0]);
}
if(args.length >= 3){
x = Double.parseDouble(args[1]);
y = Double.parseDouble(args[2]);
}
if(args.length >= 4){
threads = Integer.parseInt(args[3]);
}
if(args.length >= 5){
resolutionSelection = Integer.parseInt(args[4]);
}
FractalRenderer renderer = new FractalRenderer();
switch(resolutionSelection){
case 1:
//1080
renderer.renderSetup(1920, 1080, x, y, zoom, threads);
break;
case 2:
//4K
renderer.renderSetup(3840, 2160, x, y, zoom, threads);
break;
case 3:
//16K
renderer.renderSetup(15360, 8640, x, y, zoom, threads);
break;
case 4:
//32K
renderer.renderSetup(30720, 17280, x, y, zoom, threads);
break;
}
System.out.println("Program end");
}
public static double validateInputDouble(String prompt, Scanner sc){
double input = 0.0;
boolean userInputValid = false;
do{
System.out.println(prompt);
try{
input = Double.parseDouble(sc.next());
userInputValid = true;
}catch(NumberFormatException e){
System.out.println("Invalid input, please try again.\n");
continue;
}
}while(!userInputValid);
return input;
}
public static int validateInputInt(String prompt, Scanner sc){
int input = 0;
boolean userInputValid = false;
do{
System.out.println(prompt);
try{
input = Integer.parseInt(sc.next());
userInputValid = true;
}catch(NumberFormatException e){
System.out.println("Invalid input, please try again.\n");
continue;
}
}while(!userInputValid);
return input;
}
public static int validateInputInt(String prompt, Scanner sc, int min, int max){
int input = 0;
boolean userInputValid = false;
do{
input = validateInputInt(prompt, sc);
if(input < min || input > max){
System.out.println("Invalid input, please try again.\n (Number should be between " + min + " and " + max + ".\n");
}else{
userInputValid = true;
}
}while(!userInputValid);
return input;
}
}